Jackie Warner is an American fitness trainer who is well-known for her appearances in a reality show called Work Out. Originally from Ohio, Warner moved to California and worked as a model, actor and script coordinator for the reputed production house Warner Brothers. She then gradually shifted to writing and selling her own script independently. From a very young, Warner was deemed athletic and sporty, involving in games like soccer and softball on college level. In 2004, Warner inaugurated Sky Sport and Spa in Beverly Hills, Los Angeles. In 2006, Warner joined the reality show called Work Out, aired on the Brave network which got cancelled after the third season as Warner was charged with insulting other contestants. She returned to the network with another show called Thintervention in 2010 that followed the journey of eight clients who she helped lose weight. Garner is often seen in public wearing gym apparels like tank tops and sweatpants, which she believed helps her perform better and focusing more on her moves.